Mesa (master): r300-gallium: Add RADEON_NO_TCL debugging option.

[Corbin Simpson]

Module: Mesa
Branch: master
Commit: 8b8e954f9e67357b87dac487c838a01fa991d0f1
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=8b8e954f9e67357b87dac487c838a01fa991d0f1

Author: Corbin Simpson <MostAwesomeDude at gmail.com>
Date:   Sat Feb 28 14:07:17 2009 -0800

r300-gallium: Add RADEON_NO_TCL debugging option.

Just like R300_NO_TCL, when set, forces HW TCL off.

---

 src/gallium/drivers/r300/r300_chipset.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/gallium/drivers/r300/r300_chipset.c b/src/gallium/drivers/r300/r300_chipset.c
index 9577fd7..e01a054 100644
--- a/src/gallium/drivers/r300/r300_chipset.c
+++ b/src/gallium/drivers/r300/r300_chipset.c
@@ -30,7 +30,7 @@
 void r300_parse_chipset(struct r300_capabilities* caps)
 {
     /* Reasonable defaults */
-    caps->has_tcl = TRUE;
+    caps->has_tcl = getenv("RADEON_NO_TCL") ? TRUE : FALSE;
     caps->is_r500 = FALSE;
     caps->num_vert_fpus = 4;